CURRICULUM VITAE

Byron C. Crump

Assistant Professor
Horn Point Laboratory
University of Maryland Center for Environmental Science
P.O. Box 775
Cambridge, Maryland 21613-0775
Phone: 410-221-8382
Fax: 410-221-8490
bcrump@hpl.umces.edu

EDUCATION:

1999 PhD,. Univ. of Washington, School of Oceanography, Seattle, WA.
1996 M.S. Univ. of Washington, School of Oceanography, Seattle, WA.
1990 B.A. Department of Biology, Oberlin College, Oberlin, OH
.
PROFESSIONAL EXPERIENCE:

Assistant Professor, Univ. of Maryland Center for Environmental Science, Horn Point Laboratory, Cambridge, Maryland. 2003 to present

Postdoctoral Scientist, The Ecosystems Center, Marine Biological Laboratory, Woods Hole, Massachusetts. 1999-2003

Research Assistant (Graduate Student), Univ. of Washington, Seattle, Washington. 1992-1999

Research Scientist (Oceanographer I), Univ. of Washington, Seattle, Washington. 1990-1992
Undergraduate Research Fellow, Univ. of Maryland Center for Environmental Science, Horn Point Laboratory, Cambridge, Maryland. 1989

AREAS OF INTEREST:

Microbial ecology. Bacterial and Archaeal diversity. Organic matter and nutrient cycling. Microbial food web structure. Composition and development of microbial communities. Influence of hydrodynamics and particle cycling on microbial activity.

PUBLICATIONS:

Crump BC, Bahr M, Kling GW, Hobbie JE (2003) Bacterioplankton community shifts in an arctic lake correlate with seasonal changes in organic matter source. Appl Environ Microbiol 69:2253-2268.

Levine UY, Crump BC (2002) Bacterioplankton community composition in flowing waters of the Ipswich River watershed. Biol Bull 203:251-252

Zwart G, Crump BC, Kamst-van Agterveld MP, Hagen F, Han SK (2002) Typical freshwater bacteria: an analysis of available 16S rRNA gene sequences from plankton of freshwater lakes and rivers. Aquat Microb Ecol 28:141-155

Crump BC, Baross JA (2000) Characterization of the bacterially-active particle fraction in the Columbia River estuary. Mar Ecol Prog Ser 206:13-22

Crump BC, Baross JA (2000) Archaeaplankton in the Columbia River, its estuary, and the adjacent coastal ocean, USA. FEMS Microbiol Ecol 31:231-239

Crump BC, Armbrust EV, Baross JA (1999) Phylogenetic analysis of particle-attached and free-living bacterial communities in the Columbia River, its estuary, and the adjacent coastal ocean. Appl Environ Microbiol 65:3192-3204

Crump BC, Baross JA, Simenstad CA (1998) Dominance of particle-attached bacteria in the Columbia River estuary, USA. Aquatic Microbial Ecology 14:7-18

Prahl FG, Small LF, Sullivan BA, Cordell J, Simenstad CA, Crump BC and Baross JA (1998) Biogeochemical gradients in the lower Columbia River. Hydrobiologia 361:37-52

Hopkinson C, Buffam I, Hobbie J, Vallino J, Perdue M, Eversmeyer B, Prahl F, Covert J, Hodson R, Moran MA, Smith E, Baross J, Crump B, Findlay S, Foreman K (1998) Terrestrial inputs of organic matter to coastal ecosystems: an intercomparison of chemical characteristics and bioavailability. Biogeochemistry 43:211-234

Crump BC, Baross JA (1996) Particle-attached bacteria and heterotrophic plankton associated with the Columbia River estuarine turbidity maxima. Marine Ecology Progress Series 138:265-273

Baross JA, Crump BC, Simenstad CA (1994) Elevated 'microbial loop' activities in the Columbia River estuarine turbidity maximum. In: Dyer KR, Orth RJ (eds.) Changes in fluxes in estuaries: Implications from science to management (ECSA/ERF symposium, Plymouth, September 1992). Olsen & Olsen, Fredenborg, Denmark, p 459-464

Pledger RJ, Crump BC, Baross JA (1994) A barophilic response by two hyperthermophilic, hydrothermal vent Archaea: An upward shift in the optimal temperature and acceleration of growth rate at supra-optimal temperatures by elevated pressure. FEMS Microbiology Ecology 14:233-242

Erauso G, Reysenbach A-L, Godfroy A, Meunier J-R, Crump B, Partensky F, Baross JA, Marteinsson V, Barbier G, Pace NR, Prieur D (1993) Pyrococcus abyssi sp. nov., a new hyperthermophilic archaeon isolated from a deep-sea hydrothermal vent. Archives of Microbiology 160:338-349

Baross JA, Holden JF, Pledger RJ, Crump BC, Summit M (1993) Submarine vent archaea: ecology and strategies for growth above 90^oC. Proceedings of the International Summer Seminar on Deep-sea microorganisms. Japan Marine Science and Technology Center, Deep Star Group, JAMSTEC

MANUSCRIPTS SUBMITTED OR IN PREPARATION:

Crump BC, Prahl FG, Small LF, Simenstad CA, Bolton SA, Baross JA. Seasonal and inter-annual variability in bacterial activity in the Columbia River estuary. Submitted, Aquatic Microbial Ecology

Zwart G, van Hannen EJ, Kamst-van Agterveld MP, van der Gucht K, Lindström ES, Van Wichelen J, Lauridsen T, Crump BC, Han SK, Declerck S. Rapid screening for freshwater bacterial groups using reverse line blot hybridization. Submitted, Applied and Environmental Microbiology

Crump BC, Raymond P, Hopkinson C, Hobbie JE. Seasonal variability in microbial biogeography along an estuarine gradient in the Parker River and Plum Island Sound, Massachusetts. In Prep

Levine UY, Charkoudian LK, Vallino JJ, Crump BC, Bahr M. The Effects of Microbial Diversity on Biogeochemical Processes in Brackish Water Microcosms. In Prep

INVITED PRESENTATIONS:

Crump BC, Bahr M, Kling GW, Hobbie JE. Shifts in the microbial community composition of an arctic lake in response to seasonal shifts in organic matter supply. Seminar given at the American Society of Limnology and Oceanography summer meeting, Victoria, BC, Canada. June 10, 2002

Crump BC. Microbial diversity and ecosystems: A strategy for linking structure and function in aquatic systems. Seminar given for the workshop Outcomes of Genome-Genome Interaction. Woods Hole, MA. May 1, 2002

Crump BC. Contemporary molecular techniques for studying microbial diversity: How do they work? Seminar given at the Marine Biological Laboratory, Woods Hole, MA. Dec. 5, 2000

Crump BC. The ecology and diversity of estuarine microbes: the Columbia River Estuary and Plum Island Sound. Seminar given at the University of Connecticut, Avery Point, CT. Oct. 27, 2000

Crump BC, Baross JA. Bacterial activity and community composition in the Columbia River estuarine turbidity maxima. Seminar given at the Woods Hole Oceanographic Institute, Woods Hole, MA. Sept. 14, 2000

Crump BC, Baross JA. Bacterial activity and community composition in the Columbia River estuarine turbidity maxima. Seminar given at the Netherlands Institute of Ecology, Center for Limnology, Nieuwersluis, The Netherlands. Feb. 3, 2000

Crump BC, Baross JA. Bacterial activity and community composition in the Columbia River estuarine turbidity maxima. Seminar given at the Ecosystems Center, Marine Biological Laboratories, Woods Hole, MA. June 7, 1999

Crump BC. Analysis of Columbia River estuary bacteria using 16S rRNA clone libraries. University of Washington Oceanography graduate course Principles and Applications of Molecular Methods. Nov. 18, 1998

Crump BC, Armbrust EV, Baross JA. Using molecular techniques to study the influence of hydrodynamics on particle-attached and free-living bacteria in the Columbia River estuary. Seminar given at University of Georgia, May 22, 1998

Crump BC, Armbrust EV, Baross JA. Using molecular techniques to study the influence of hydrodynamics on particle-attached and free-living bacteria in the Columbia River estuary. University of Washington Biological Oceanography Departmental Seminar. May 12, 1998

Crump BC, Baross JA. Columbia River LMER Site Highlights presentation: Recent discoveries and future directions. LMER all scientists' meeting, Solomons, MD. Nov. 13-15, 1997

Crump BC, Baross JA. Fractionating particles in search of attached bacteria in the Columbia River estuary. University of Washington Biological Oceanography Departmental Seminar. June 3, 1997

Crump BC, Baross JA. Past, present and future of research into the microbial ecology of the Columbia River estuary. CRETM-LMER II Spring 1996 annual review meeting

Crump BC, Baross JA. Particle-attached bacteria in the Columbia River estuary. CRETM-LMER II Spring 1996 annual review meeting (Poster presentation)

Crump BC. Bacterial activity and community structure in the Columbia River estuarine turbidity maxima. General exam presentation. Jan. 17, 1996

Crump BC, Baross JA. Particle-attached bacteria and heterotrophic plankton associated with the Columbia River estuarine turbidity maxima. Masters defense. University of Washington Biological Oceanography Departmental Seminar. Sept., 1995

ABSTRACTS:

Crump BC, Hopkinson CS, Hobbie JE (2003) Estuarine bacterioplankton: physical and biological influences on growth and diversity. American Society of Limnology and Oceanography Aquatic Sciences Meeting, Salt Lake City, UT, February 9-14, 2003 (Oral presentation)

Bahr M, Teske A, Crump BC (2003) Seasonal patterns of diversity of sulfate reducing bacteria in a salt marsh: analysis by sequencing dissimilatory sulfite reductase genes. American Society of Limnology and Oceanography Aquatic Sciences Meeting, Salt Lake City, UT, February 9-14, 2003 (Oral presentation)

Klepac Ceraj V, Bahr M, Crump BC, Teske AP, Hobbie JE, Polz MF (2003) Molecular diversity of delta-proteobacterial sulfate reducers in salt marsh sediemnts. General Meeting of the American Society for Microbiology, Washington D.C., May 18-22, 2003 (poster presentation)

Crump BC, Bahr M, Hobbie JE (2001) Microbial Community Shifts in an Oligotrophic Arctic Tundra Lake. International Symposium on Microbial Ecology, Amsterdam, The Netherlands, August 26-31, 2001 (Poster presentation)

Zwart G, Crump BC (2001) Typical Freshwater Bacteria: An Analysis of Available 16S rRNA Sequences from Plankton of Lakes and Rivers. International Symposium on Microbial Ecology, Amsterdam, The Netherlands, August 26-31, 2001 (Poster presentation)

van Hannen EJ, van Agterveld MP, Crump BC, Zwart G (2001) The Detection of Typical Freshwater Bacteria by Multiprobe Array. International Symposium on Microbial Ecology, Amsterdam, The Netherlands, August 26-31, 2001 (Poster presentation)

Crump BC, Hobbie JE, Zwart G, Hopkinson CS (2001) Microbial biogeography along an estuarine gradient in the Parker River and Plum Island Sound, Massachusetts. American Society of Limnology and Oceanography Aquatic Sciences Meeting, Albuquerque, NM, February 12 to 16, 2001 (Oral presentation)

Crump BC, Simenstad CA, Baross JA (2000) Seasonal and Inter-annual Variability in Bacterial Activity in the Columbia River Estuary, USA. General Meeting of the American Society for Microbiology, Los Angeles, CA, May 21 to 25, 2000 (Poster presentation)

Crump BC, Baross JA (1999) Characterization of the bacterially-active particle fraction in the Columbia River estuary. General Meeting of the American Society for Microbiology, Chicago, IL, May 30 to June 3, 1999 (Poster presentation)

Crump BC, Baross JA (1999) Archaea in the Columbia River, estuary, and adjacent coastal ocean. Sixth annual NSF Hyperthermophile Symposium, Athens, GA, May 19-21, 1999 (Poster presentation)

Crump BC, Armbrust EV, Baross JA (1998) Ecology and phylogeny of bacterial communities in the Columbia River estuary, USA. Eigth International Symposium on Microbial Ecology, Halifax, Nova Scotia, Canada. August 9-14, 1998 (Poster presentation)

Crump BC, Armbrust V, JA Baross JA (1998) The Influence of Hydrodynamics on Particle-Attached and Free-Living Bacteria in the Columbia River Estuary. American Society of Microbiology General Meeting, Atlanta, GA. May 17-21, 1998 (Poster presentation)

Crump BC, Armbrust EV, Baross JA (1998) The influence of hydrodynamics on particle-attached and free-living bacteria in the Columbia River estuary. Fifth Annual NSF Hyperthermophile Symposium, Seattle, WA. May 27-29, 1998 (Poster presentation)

Crump BC, Baross JA, Simenstad CA (1997) Dominance of particle-attached bacteria in the Columbia River estuary, USA. Land Margin Ecosystems Research all scientists' meeting, Solomons, MD. November 13-15, 1997 (Poster presentation)

Crump BC, Baross JA (1996) Tidal variability in bacterial activity associated with particles and aggregates in the Columbia River estuarine turbidity maxima. ECSA 26 and ERF 96 Symposium, Middelberg, The Netherlands. September 16-20, 1996 (Oral presentation)

Crump BC, Baross JA (1996) Particle-attached bacteria in the Columbia River estuary. Pacific Estuarine Research Society annual meeting, Olympia, WA. (Received 3rd place in student poster division)

Crump BC, Baross JA (1996) Particle-attached bacteria in the Columbia River estuary. Land Margin Ecosystems Research all scientists' meeting, Savannah, GA. November 7-9, 1996 (Poster presentation)

Holden JF, Crump BC, Summit M, Baross JA (1995) Microbial blooms at the CoAxial Segment, Juan de Fuca Ridge deep-sea hydrothermal vent site following a magma intrusion. Second Annual NSF Hyperthermophile Symposium, University of Georgia, Athens, GA. April 19-21, 1995 (Poster presentation)

Holden JF, Crump BC, Summit M, Baross JA (1995) Microbial blooms at the CoAxial Segment, Juan de Fuca Ridge deep-sea hydrothermal vent site following a magma intrusion. Fall meeting, Geology and Geophysics of the Juan de Fuca Ridge, University of Washington, Seattle, WA (Poster presentation)

Crump BC, Baross JA (1994) Bacteria and their grazers in the turbidity maxima of the Columbia River estuary. Land Margin Ecosystems Research all scientists' meeting, Gloucester, MA. October 27-30, 1994 (Poster presentation)

Crump B, Baross JA (1994) Investigations of thermophilic and hyperthermophilic viruses. NSF Symposium on Hyperthermophiles - 1994, University of Washington, Seattle, WA. March 18, 1994 (Poster presentation)

Crump BC, Baross JA, Morgan CA, Simenstad CA. (1993) Suspended particles and moderate salinity combine in the Columbia River estuarine turbidity maximum (ETM) to stimulate bacterial production: Microbial loop implications. Land Margin Ecosystems Research all scientists' meeting, Seaside, OR, October 16-20, 1993 (Poster presentation)

Baross JA, Holden JF, Pledger RJ, Crump BC, Summit M. (1993) Submarine vent Archaea: Ecology and strategies for growth above 90° C. Abstracts of papers American Chemical Society vol. 205, no. 1-2, p BTEC 7. 205th ACS national meeting, Denver, CO. March 28-Apr. 2, 1993

Baross JA, Holden JF, Pledger RJ, Crump BC, Summit M (1993) Submarine vent Archaea: Ecology and strategies for growth above 90° C. Proceedings of the International Summer Seminar on Deep-Sea Microorganisms of the Japan Marine Science and Technology Center. Deep Star Group, JAMSTEC. p 69-73

Baross JA, Holden JF, Crump BC, Summit M (1993) An examination of the evidence that Archaen microbial ecosystems were associated with deep-sea hot springs and implications for the existance of novel thermophiles and ancient genotypes. Abstract, New Zealand workshop on extreme thermophiles, Hamilton, New Zealand. December 1993

REPORTS:

Crump BC, Baross JA (1998) Dominance of particle-attached bacteria in the Columbia River estuary, USA. LMER News - Newsletter of the Land Margin Ecosystem Research Program. Fall issue, p 2-5

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